本文整理汇总了C#中System.String.IndexOfAny方法的典型用法代码示例。如果您正苦于以下问题：C# String.IndexOfAny方法的具体用法？C# String.IndexOfAny怎么用？C# String.IndexOfAny使用的例子？那么恭喜您, 这里精选的方法代码示例或许可以为您提供帮助。您也可以进一步了解该方法所在类System.String的用法示例。
在下文中一共展示了String.IndexOfAny方法的4个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于系统推荐出更棒的C#代码示例。
示例1: Main
//引入命名空间
using System;
public class Example
{
public static void Main()
{
char[] chars = { 'a', 'e', 'i', 'o', 'u', 'y',
'A', 'E', 'I', 'O', 'U', 'Y' };
String s = "The long and winding road...";
Console.WriteLine("The first vowel in \n {0}\nis found at position {1}",
s, s.IndexOfAny(chars) + 1);
}
}输出：
The first vowel in The long and winding road... is found at position 3
示例2: Main
// Sample for String.IndexOfAny(Char[], Int32)
using System;
class Sample {
public static void Main()
{
string br1 = "0----+----1----+----2----+----3----+----4----+----5----+----6----+-";
string br2 = "0123456789012345678901234567890123456789012345678901234567890123456";
string str = "Now is the time for all good men to come to the aid of their party.";
int start;
int at;
string target = "is";
char[] anyOf = target.ToCharArray();
start = str.Length/2;
Console.WriteLine();
Console.WriteLine("The first character occurrence from position {0} to {1}.",
start, str.Length-1);
Console.WriteLine("{1}{0}{2}{0}{3}{0}", Environment.NewLine, br1, br2, str);
Console.Write("A character in '{0}' occurs at position: ", target);
at = str.IndexOfAny(anyOf, start);
if (at > -1)
Console.Write(at);
else
Console.Write("(not found)");
Console.WriteLine();
}
}
/*
The first character occurrence from position 33 to 66.
0----+----1----+----2----+----3----+----4----+----5----+----6----+-
0123456789012345678901234567890123456789012345678901234567890123456
Now is the time for all good men to come to the aid of their party.
A character in 'is' occurs at position: 49
*/示例3: Main
// Sample for String.IndexOfAny(Char[], Int32, Int32)
using System;
class Sample {
public static void Main()
{
string br1 = "0----+----1----+----2----+----3----+----4----+----5----+----6----+-";
string br2 = "0123456789012345678901234567890123456789012345678901234567890123456";
string str = "Now is the time for all good men to come to the aid of their party.";
int start;
int at;
int count;
string target = "aid";
char[] anyOf = target.ToCharArray();
start = (str.Length-1)/3;
count = (str.Length-1)/4;
Console.WriteLine();
Console.WriteLine("The first character occurrence from position {0} for {1} characters.", start, count);
Console.WriteLine("{1}{0}{2}{0}{3}{0}", Environment.NewLine, br1, br2, str);
Console.Write("A character in '{0}' occurs at position: ", target);
at = str.IndexOfAny(anyOf, start, count);
if (at > -1)
Console.Write(at);
else
Console.Write("(not found)");
Console.WriteLine();
}
}
/*
The first character occurrence from position 22 for 16 characters.
0----+----1----+----2----+----3----+----4----+----5----+----6----+-
0123456789012345678901234567890123456789012345678901234567890123456
Now is the time for all good men to come to the aid of their party.
A character in 'aid' occurs at position: 27
*/示例4: String.IndexOfAny(char[] myChars)
//引入命名空间
using System;
class MainClass
{
public static void Main()
{
string[] myStrings = {"To", "be", "or", "not", "to", "be"};
string myString = String.Join(".", myStrings);
char[] myChars = {'b', 'e'};
int index = myString.IndexOfAny(myChars);
Console.WriteLine("'b' and 'e' occur at index " + index + " of myString");
index = myString.LastIndexOfAny(myChars);
Console.WriteLine("'b' and 'e' last occur at index " + index + " of myString");
}
}